• Code: EA2E
• Description: Paper transport remaining jam in the Finisher (sub-path sensor): Paper is detected in the sub-path sensor when the power is turned ON or the cover is closed. [MJ-1036]
• Causes:
• Remedy: Entrance path sensor (S19) abnormality Measure the voltage on TP86 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V±5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Sub-path sensor (S8) abnormality Measure the voltage on TP85 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V±5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Stationary tray full detection sensor (S11) abnormality Measure the voltage on TP26 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V±5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connector. (Finisher control PC board (FIN): CN6, CN10, CN22) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the sensor and the connector, replace the finisher control PC board (FIN).

• Code: EA31
• Description: Paper transport remaining jam in the Finisher: Paper is detected in the entrance path sensor or middle path sensor when the power is turned ON or the cover is closed. [MJ-1036] Transport path paper remaining jam: Paper is detected by the transport sensor when the power is turned ON. [MJ-1107/1108]
• Causes: Transport sensor Entrance sensor Paper position sensor Finisher controller PC board
  MJ-1108 Entrance sensor Feeding sensor Paper position sensor Transport sensor Finisher control PC board
• Remedy: MJ-1036 Entrance path sensor (S19) abnormality Measure the voltage on TP86 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V±5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Middle path sensor (S7) abnormality Measure the voltage on TP84 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V±5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Sub-path sensor (S8) abnormality Measure the voltage on TP85 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V±5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connector. (Finisher control PC board (FIN): CN6, CN22) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the sensor and the connector, exchange the finisher control PC board (FIN).
  MJ-1107 Transport sensor • Sensor check (S2) • Connector check (CN22) • Harness check Entrance sensor • Sensor check (S1) • Connector check (CN7, CN22) • Harness check Paper position sensor • Sensor check (S6-1, S6-2) • Connector check (CN1, CN2) • Harness check Finisher controller PC board • Borad check • Connector check (CN22) • Harness check
  MJ-1108 All Finisher Check if there is any paper in the finisher or on the transport path of the equipment and remove it if there is. Entrance sensor (S1) • Sensor check • Connector check • Harness check Feeding sensor (S22) • Sensor check (S22) • Connector check (CN8) • Harness check Paper position sensor • Sensor check (S6-1, S6-2) • Connector check (CN1, CN2) • Harness check Transport sensor (S2) • Sensor check • Connector check • Harness check Finisher control PC board (FIN) • Board check • Connector check (CN6) • Harness check

• Code: EA32
• Description: Exit paper remaining jam in the Finisher: Paper is detected in the finishing tray sensor when the power is turned ON. [MJ-1036] Exit paper remaining jam: The paper is remaining on the finishing tray when the power is turned ON. [MJ-1107/1108]
• Causes: MJ-1107 Processing tray sensor Finisher controller PC board
  MJ-1108 Processing tray sensor (S12) Finisher control PC board (FIN)
• Remedy: MJ-1036 Finishing tray sensor (S4) abnormality Measure the voltage on TP14 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V±5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connector. (Finisher control PC board (FIN): CN5) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the sensor and the connector, exchange the finisher control PC board (FIN).
  MJ-1107 Processing tray sensor • Sensor check(S12) • Connector check (CN11) • Harness check Finisher controller PC board • Sensor check • Connector check (CN11) • Harness check
  MJ-1108 All Finisher Check if there is any paper in the finisher or on the transport path of the equipment and remove it if there is. Processing tray sensor (S12) • Sensor check • Connector check • Harness check Finisher control PC board (FIN) • Board check • Connector check (CN18) • Harness check
  

• Code: EA40
• Description: Finisher cover open jam: (1) A paper jam occurs when any of the covers is opened during the transporting of paper in the Finisher (until the paper exit is completed after the B command has been received). (2) A paper jam occurs when the supplying of the voltage of 24V is stopped during the transporting of paper. [MJ-1036] Cover open error: (1) The front cover or stationary tray is opened during paper transport. (2) A paper jam occurs when the supplying of the voltage of 24V is stopped during the transporting of paper. [MJ-1107] (1) The front upper cover or stationary tray is opened during paper transport. (2) A paper jam occurs when the supplying of the voltage of 24V is stopped during the transporting of paper. [MJ-1108]
• Causes: MJ-1107 Handle cover If it is broken. Front cover switch Stationary tray opening/closing switch Finisher controller PC board
  MJ-1108 Cover locking bracket If it is broken. Front cover switch (SW1) Stationary tray opening/closing switch (SW2) Finisher controller board
• Remedy: MJ-1036 Sub-path opening/closing sensor (S12) abnormality Measure the voltage on TP12 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V±5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Front cover switch (SW1) abnormality Measure the voltage on TP77 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when the switch is ON and within the range of 3.3V ± 5% when OFF. If the voltage does not fall within the range mentioned, replace the switch. Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connector. (Finisher control PC board (FIN): CN10, CN13) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the switches, sensor and connector, exchange the finisher control PC board (FIN).
  MJ-1107 Front cover • Close the front cover if it’s open. Front cover switch • Switch check(SW1) • Connector check (CN16) • Harness check Stationary tray opening/closing switch • Switch check(SW2) • Connector check (CN16) • Harness check Finisher controller PC board • Switch check • Connector check (CN16) • Harness check
  MJ-1108 Cover • Close the front cover or the stationary tray if they are opened. Front cover switch (SW1) • Sensor check • Connector check • Harness check Stationary tray opening/closing switch (SW2) • Sensor check • Connector check • Harness check Finisher controller board • Connector check(CN16) • Board check

• Code: EA50
• Description: Stapling jam: Stapling is not performed properly. [MJ-1036] Stapling jam: Stapling is not performed properly. [MJ-1107/1108]
• Causes: MJ-1107 Stapler Finisher controller PC board
  MJ-1108 Stapler Finisher controller PC board
• Remedy: MJ-1036 Staple unit stapling start position sensor (S17) abnormality Measure the voltage on TP23 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when the sensor is ON and within the range of 3.3V±5% when OFF. If the voltage does not fall within the range mentioned, replace the staple unit. Staple unit staple empty sensor (S18) abnormality Measure the voltage on TP24 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when the sensor is ON and within the range of 3.3V±5% when OFF. If the voltage does not fall within the range mentioned, replace the staple unit. Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connectors. (Finisher control PC board (FIN): CN17) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the staple unit and the connectors, exchange the finisher control PC board (FIN).
  MJ-1107 Stapler • Check if there is any paper in the finisher or on the transport path of the equipment or on the finishing tray. Remove it if there is • Is the jam cleared by taking off the staple cartridge from the finisher and removing the staple sheet slid from the staple case?(S11) • If the actuator of the stapler safety sensor (S11) does not move smoothly, remove its clip from the side and then reattach it. • Connector check (CN2) • Harness check Finisher controller PC board • Board check • Connector check (CN2) • Harness check
  MJ-1108 Stapler • Check if there is any paper in the finisher or on the transport path of the equipment or on the finishing tray. Remove it if there is • Is the jam cleared by taking off the staple cartridge from the finisher and removing the staple sheet slid from the staple case? • If the actuator of the stapler safety sensor (S11) does not move smoothly, remove its clip from the side and then reattach it. • Connector check • Harness check Finisher controller PC board • Board check • Connector check (CN19) • Harness check

• Code: EA60
• Description: Early arrival jam: The entrance path sensor detects the paper earlier than a specified timing. [MJ-1036] Early arrival jam: The entrance sensor detects the paper earlier than a specified timing. [MJ- 1107] Early arrival jam: The feed sensor detects the paper earlier than a specified timing. [MJ-1108]
• Causes: MJ-1107 Entrance sensor Finisher controller PC board
  MJ-1108 Feeding sensor (S22) Interface control PC board (I/F)
• Remedy: MJ-1036 Entrance path sensor (S19) abnormality Measure the voltage on TP86 on the finisher control PC board (FIN). Then check that the measured voltage is 1V or lower when not shielded and within the range of 3.3V±5% when shielded. If the voltage does not fall within the range mentioned, replace the sensor. Faulty cables and connectors Check if the electrical continuity between the connector terminals is normal. If electricity is not conducted, replace the connector. (Finisher control PC board (FIN): CN22) Finisher control PC board (FIN) abnormality If the error still occurs after replacing the sensor and the connector, exchange the finisher control PC board (FIN).
  MJ-1107 Entrance sensor • Sensor check(S1) • Connector check (CN7) • Harness check Finisher controller PC board • Board check • Connector check (CN7) • Harness check
  MJ-1108 Finisher Check if there is any paper in the finisher or on the transport path of the equipment and remove it if there is. Feeding sensor (S22) • Sensor check(S22) • Connector check (CN8) • Harness check Interface control PC board (I/F) • Board check • Connector check (CN8) • Harness check

• Code: EA70
• Description: Stack exit belt home position error: The stack exit belt is not at the home position. [MJ-1107/ 1108]
• Causes: MJ-1107 Stack belt exit home position sensor Stack transport motor Finisher controller PC board
  MJ-1108 Stack belt exit home position sensor Stack transport motor Finisher controller PC board
• Remedy: MJ-1107 Stack belt exit home position sensor Check if there is a disconnection of the connector, incorrect installation or breakage of the stack belt exit home position sensor (S9). If there is, reinstall the sensor correctly or replace it. Check if the connector CN11 on the finisher controller PC board is disconnected from the stack belt exit home position sensor (S9) and the harnesses are open circuited. Correct if any. Stack transport motor Is the harness between the stack transport motor (M5) and the finisher control PC board (CN10) disconnected or open circuited?
  MJ-1108 Stack belt exit home position sensor Check if there is a disconnection of the connector, incorrect installation or breakage of the stack belt exit home position sensor (S9). If there is, reinstall the sensor correctly or replace it. Check if the connector (CN18) on the finisher controller PC board is disconnected from the stack belt exit home position sensor (S9) and the harnesses are open circuited. Correct if any. Stack transport motor Check if the connector (CN17) on the finisher controller PC board is disconnected from the stack transport motor (M8) and the harnesses are open circuited. Correct if any.

• Code: EA90
• Description: Door open jam: The delivery cover or inlet cover has opened during printing. [MJ-1108]
• Causes: Saddle stitch unit opening/closing switch Finisher controller PC board Interface PC board
• Remedy: Saddle stitch unit Close the saddle stitch unit if it is open. Finisher, stacker Remove any paper on the stacker. Saddle stitch unit opening/closing switch Check if there is a disconnection of the connector, incorrect installation or breakage of the saddle stitch unit opening/ closing switch (SW5). If there is, reinstall the sensor correctly or replace it. Check if the harness between the saddle stitch unit opening/ closing switch (SW5) and the CN13 of the saddle control PC board or the CN2 of the interface PC board (I/F) is disconnected or open circuited. Correct if so.